P0558 OBD II Trouble Code Brake Booster Pressure Sensor Circuit High

How to quickly diagnose, repair, and info on causes and symptoms of a diagnostic code P0558 that indicates a high electrical condition in the brake booster pressure sensor circuit.

Symptoms of P0558 OBD II Trouble Code

Check Brake Light flashes when braking

Check Brake Light stays illuminated

An illuminated Service Engine Soon Light

Increased effort required to depress the brake pedal

Common Causes of P0558 OBD II Trouble Code

Defective brake booster pressure sensor

Worn or damaged vacuum lines

Corroded or damaged connector

Damaged or faulty wiring

Defective brake booster

Defective PCM

Severity of P0558 OBD II Trouble Code

The severity of this code varies based on the specific malfunction and the severity level will progress if not corrected in a timely manner. At some point the safety level of the vehicle could become an issue requiring immediate attention.